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Program Staff

creedon

Madelyn Creedon

Director and Chair

Madelyn Creedon is director and chair of the Nuclear Security Working Group and a research professor of international affairs at the George Washington University Elliott School of International Affairs.

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Hannah Lloyd-Barker

Program Manager

Hannah Lloyd-Barker works as a program manager for the Nuclear Security Working Group. She has worked for the Department of Energy/National Nuclear Security Administration, the Department of Defense, the Senate Armed Services Committee, and the House of Representatives. She is a graduate of Georgetown University with a Master’s Degree in Security Studies, specializing in International Nuclear Security. 

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